Note 18 - Retirement Plans (Tables)

12 Months Ended

Dec. 31, 2018

Compensation And Retirement Disclosure [Abstract]

Schedule of Changes in Projected Benefit Obligations

The benefit obligations as of December 31, 2018 and 2017 are as follows:

	Pension Plans
	Domestic						SERP						International
	2018			2017			2018			2017			2018			2017
Change in benefit obligation
Benefit obligation, beginning of year	$	59,186		$	57,718		$	609		$	1,209		$	29,423		$	25,002
Service cost		-			-			-			-			1,009			941
Interest cost		2,043			2,214			-			9			720			732
Actuarial (gain)/loss		(4,218	)		2,676			-			-			2,295			798
Benefits paid		(3,590	)		(3,422	)		(609	)		(609	)		(730	)		(725	)
Currency translation effect		-			-			-			-			(2,551	)		2,675
Benefit obligation, end of year	$	53,421		$	59,186		$	-		$	609		$	30,166		$	29,423

Schedule of Changes in Fair Value of Plan Assets

The plan assets and funded status of the Domestic Pension Plan as of December 31, 2018 and 2017 are as follows:

	2018			2017
Change in plan assets
Fair value of plan assets, beginning of period	$	46,650		$	39,524
Actual return on plan assets		(2,879	)		6,663
Contributions		360			3,885
Benefits paid		(3,590	)		(3,422	)
Fair value of plan assets, end of period	$	40,541		$	46,650
Unfunded status		(12,880	)		(12,536	)
Accrued benefit cost, end of period	$	(12,880	)	$	(12,536	)

Schedule of Accumulated Other Comprehensive Income (AOCI)

As of December 31, 2018 and 2017, AOCI consists of the following:

	Pension Plans
	Domestic				SERP				International
	2018		2017		2018		2017		2018		2017
Actuarial loss	$	22,068	$	20,956	$	-	$	121	$	12,013	$	10,183
Prior service cost/(benefit)		-		-		-		-		4		(1	)
Total	$	22,068	$	20,956	$	-	$	121	$	12,017	$	10,182

Schedule of Components of Net Periodic Benefit Cost

The components of net periodic benefit cost are as follows:

	Pension Plans
	Domestic									SERP						International
	2018			2017			2016			2018		2017		2016		2018			2017			2016
Components of net    periodic benefit cost
Service cost	$	-		$	-		$	-		$	-	$	-	$	-	$	1,009		$	941		$	742
Interest cost		2,043			2,214			2,390			-		9		18		720			732			740
Expected return on plan    assets		(3,169	)		(2,707	)		(2,649	)		-		-		-		-			-			-
Amortization of prior    service cost/(benefit)		-			-			-			-		57		57		(5	)		(5	)		(5	)
Recognized actuarial    loss		719			798			776			121		241		182		384			361			194
Net periodic benefit    cost	$	(407	)	$	305		$	517		$	121	$	307	$	257	$	2,108		$	2,029		$	1,671

Schedule of Amounts in Accumulated Other Comprehensive Income (Loss) to be Recognized over Next Fiscal Year

The estimated amounts that will be amortized from AOCI into net periodic benefit cost in 2019 are as follows:

	Pension Plans
	Domestic		International
Actuarial loss	$	829	$	476
Total	$	829	$	476

Schedule of Assumptions Used

Major assumptions used in determining the benefit obligations are presented in the following table:

	2018			2017
Discount rate:
Domestic Pension Plan		4.20	%		3.55	%
International Pension Plan		2.30	%		2.65	%
Rate of compensation increase:
International Pension Plan		2.75	%		2.70	%

Major assumptions used in determining the net benefit cost are presented in the following table:

	2018			2017			2016
Discount rate:
Domestic Pension Plan		3.55	%		3.95	%		4.20	%
SERP		-			1.55	%		1.55	%
International Pension Plan		2.65	%		2.80	%		3.35	%
Expected return on plan assets:
Domestic Pension Plan		7.00	%		7.00	%		7.00	%
Rate of compensation increase:
International Pension Plan		2.70	%		2.65	%		2.55	%

Schedule of Expected Benefit Payments

The following benefit payments are expected to be paid out of the plans:

	Pension Plans
	Domestic		International
2019	$	3,375	$	827
2020	$	3,449	$	853
2021	$	3,498	$	840
2022	$	3,533	$	930
2023	$	3,516	$	977
2024-2028	$	17,267	$	4,962

Schedule of Allocation of Plan Assets

The fair values of the Company’s pension plan assets by asset category are as follows:

			Fair Value Measurements at December 31, 2018 using:
Asset Category	Total		(Level 1)		(Level 2)		(Level 3)
Equity securities:
U.S. companies	$	16,087	$	-	$	16,087	$	-
International companies		8,873		-		8,873		-
U.S. fixed income		13,673		-		11,437		2,236
Commodities		1,908		-		1,908		-
	$	40,541	$	-	$	38,305	$	2,236

			Fair Value Measurements at December 31, 2017 using:
Asset Category	Total		(Level 1)		(Level 2)		(Level 3)
Equity securities:
U.S. companies	$	18,581	$	-	$	18,581	$	-
International companies		10,280		-		10,280		-
U.S. fixed income		15,543		-		13,329		2,214
Commodities		2,246		-		2,246		-
	$	46,650	$	-	$	44,436	$	2,214

Schedule of Effect of Significant Unobservable Inputs, Changes in Plan Assets

The following table sets forth a summary of the changes in the fair value of the Domestic Plan’s Level 3 assets, which are annuity contracts with an insurance company, for the year ended December 31, 2018:

	Group Annuity Contract
Balance at December 31, 2017	$	2,214
Net investment gain		22
Balance at December 31, 2018	$	2,236